<template>
  <div :style="{ padding: '0' }">
    <h4 :style="{ marginBottom: '20px' }">{{ title }}</h4>

    <v-chart ref="chart" :forceFit="true" :height="height" :data="dataSource" :scale="scale">
      <v-tooltip :shared="false" />
      <v-axis />
      <v-line position="x*y" :size="lineSize" :color="lineColor" />
      <v-area position="x*y" :color="color" />
    </v-chart>
  </div>
</template>

<script>
import { triggerWindowResizeEvent } from '@/utils/util';

export default {
  name: 'AreaChartTy',
  props: {
    // 图表数据
    dataSource: {
      type: Array,
      required: true,
    },
    // 图表标题
    title: {
      type: String,
      default: '',
    },
    // x 轴别名
    x: {
      type: String,
      default: 'x',
    },
    // y 轴别名
    y: {
      type: String,
      default: 'y',
    },
    // Y轴最小值
    min: {
      type: Number,
      default: 0,
    },
    // Y轴最大值
    max: {
      type: Number,
      default: null,
    },
    // 图表高度
    height: {
      type: Number,
      default: 254,
    },
    // 线的粗细
    lineSize: {
      type: Number,
      default: 2,
    },
    // 面积的颜色
    color: {
      type: String,
      default: '',
    },
    // 线的颜色
    lineColor: {
      type: String,
      default: '',
    },
  },
  computed: {
    scale() {
      return [
        { dataKey: 'x', title: this.x, alias: this.x },
        { dataKey: 'y', title: this.y, alias: this.y, min: this.min, max: this.max },
      ];
    },
  },
  mounted() {
    triggerWindowResizeEvent();
  },
};
</script>

<style lang="less" scoped>
@import 'chart';
</style>
